'''
六大基本数据类型：int,float,str,bytes,boolean,None
四大基本数据结构：list,tuple,dict,set
'''
a=int(1)
b=float(2.0)
c=str('3')
d=bytes('4'.encode('utf-8'))
e=bool(5)
f=None

#print(a,'\n',b,'\n',c,'\n',d,'\n',e,'\n',f,type(f))
aa=[a,b,c,d,e,f]
bb=(a,b,c,d,e,f)
cc={"a1": a,"b1":b,"c1":c,"d1":d,"e1":e,"f1":f}
dd=set([a,b,c,d,e,f])

print('列表aa:',aa)
print('元组bb:',bb)
print('字典cc:',cc)
print('集合dd:',dd)